The CMPZ5242B TR PBFREE is a single Zener diode from Central Semiconductor Corp. It is a surface mount component with a package type of TO-236-3, SC-59, SOT-23-3. The voltage rating of this diode is 12V with a maximum forward voltage of 900mV at 10mA. It has a power rating of 350mW and a maximum reverse leakage current of 1µA at 9.1V. The CMPZ5242B TR PBFREE is designed for applications requiring a Zener diode with a tolerance of ±5%. It operates in a temperature range of -65°C to 150°C and is unaffected by REACH regulations. With its small package size and surface mount capability, this Zener diode is suitable for use in various electronic devices and circuits.